Genuine Toyota (87103-35070) Blower Motor Sub-Assembly If you are having an issue with your 2006 Toyota 4Runner and the air conditioning blower motor isn't working then it may be in need of replacement. The part number is listed above. The first step is to located the passenger side lower dash panel and remove it.. There is 1 screw at the bottom that help hold it up. Just remove the screw then release the tabs and pull down....then disconnect the ECU located on the panel. Now you can disconnect the blower electrical connector and the the three 8mm screws that hold the blower motor up into the housing.. Here's where the three screws are located....